CX 252: London → Hong Kong

13% of departures were no more than 15 minutes behind schedule. That is 49 percentage points below the average across all 527 flight numbers FlightPeek analyses (62%). On average, CX 252 leaves 24 minutes behind schedule. 9% of departures were more than an hour late.

What to do if CX 252 is delayed

This flight departs outside the EU. EU Regulation 261/2004 then only applies if an EU airline flies into the EU – otherwise the rules of the departure country and the airline's conditions apply.

Frequently asked questions

How punctual is CX 252?

In the roughly three months up to 16 October 2026, 13% of 89 departures left no more than 15 minutes late. On average, CX 252 leaves 24 minutes behind schedule.

When does CX 252 depart and arrive?

Scheduled departure is 12:20 local time in London, arrival 07:50 local time in Hong Kong, with a flight time of 12 h 30 min. Schedules change by season – your booking is what counts.

Which aircraft operates CX 252?

Most recently, CX 252 was flown with a BOEING 777. The airline can swap aircraft at short notice.

How do I find out straight away if CX 252 is delayed?

FlightPeek watches the flight and sends delay, gate, terminal and cancellation alerts to your phone – often before the departure board shows them.